XML 60 R48.htm IDEA: XBRL DOCUMENT
v3.25.2

Schedule of Residential Real Estate Investment (Details) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2025 | Dec. 31, 2024
Marketable Securities [Line Items] |  |  |  |
Real estate held for investment (net of accumulated depreciation) |  | $ 213,045,016 |  | $ 197,693,338
Real estate held for sale |  | 3,093,040 |  | 1,278,033
Residential Real Estate [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Real estate held for investment (net of accumulated depreciation) |  | 88,976,901 |  | 71,618,410
Real estate held for sale |  | 2,941,487 |  | 1,126,480
UTAH | Land Developments [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Real estate held for investment (net of accumulated depreciation) |  | 88,807,255 |  | 71,443,356
Lots developed |  | 246 |  | 231
Lots to be developed |  | 1,163 |  | 1,046
UTAH | Residential Real Estate [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Real estate held for investment (net of accumulated depreciation) | [1] | 88,976,901 |  | 71,618,410
Real estate held for sale |  | 2,561,487 | [2] | 849,900
FLORIDA | Residential Real Estate [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Real estate held for sale |  |  |  | 276,580
GEORGIA | Residential Real Estate [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Real estate held for sale |  | $ 380,000 |  |
[1] | Includes multiple residential subdivision development projects, refer to the following tables.
[2] | Includes a residential subdivision development project for $2,106,487

X
- Definition Lots available for sale. + References No definition available. + Details
Name: | SNFCA_LotsAvailableForSale
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Lots to be developed. + References No definition available. + Details
Name: | SNFCA_LotsToBeDeveloped
Namespace Prefix: | SNFCA_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_MarketableSecuritiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of investment in land and building held for sale. Excludes real estate considered inventory. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)(d)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)(6)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
Name: | us-gaap_RealEstateHeldforsale
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)(d)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)(6)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 + Details
Name: | us-gaap_RealEstateInvestmentPropertyNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ResidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_UT
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=SNFCA_LandDevelopmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_FL
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=stpr_GA
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |